3541978 has 16 divisors (see below), whose sum is σ = 5844960. Its totient is φ = 1596400.

The previous prime is 3541957. The next prime is 3541987. The reversal of 3541978 is 8791453.

It is a super-3 number, since 3×3541978³ (a number of 21 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2268 + ... + 3496.

It is an arithmetic number, because the mean of its divisors is an integer number (365310).

Almost surely, 2^3541978 is an apocalyptic number.

3541978 is a deficient number, since it is larger than the sum of its proper divisors (2302982).

3541978 is a wasteful number, since it uses less digits than its factorization.

3541978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1373.

The product of its digits is 30240, while the sum is 37.

The square root of 3541978 is about 1882.0143463853. The cubic root of 3541978 is about 152.4340375840.

It can be divided in two parts, 354 and 1978, that added together give a palindrome (2332).

The spelling of 3541978 in words is "three million, five hundred forty-one thousand, nine hundred seventy-eight".